Painted lady caterpillars are gray-brown or almost black with a yellow stripe down their bodies and spikes along their sides and backs. They show some color variation when in caterpillar stage.

The flashes of orange, white and black looked a bit like leaves scattering in the wind. Then Kent Yamaguchi took a closer look. “It was just an inordinate amount of painted lady butterflies ...

At this moment, hundreds of thousands of Painted Lady butterflies are fluttering along one of the most astonishing migrations in the insect world: an epic trip of roughly 4,500 miles from the sub ...

Caterpillars in Arroyo Grande, California, are part of the migration of painted lady butterflies. Rain in the desert along the U.S.-Mexico border caused population boom, along with the superbloom.

Here, a painted lady butterfly rests in a camel skull in Jordan. Lucas Foglia Foglia also soon realized that the butterflies’ migration was taking place alongside human migration.

The Painted Lady Butterfly program at the Lorain Public Library System Columbia Branch features 25 to 35 caterpillars in transition to becoming butterflies for patrons to observe and learn.